%0 Journal Article %A G. I. Furletov %T The summability of Fourier series in a fundamental function system of Laplace's operator, in an arbitrary $N$-dimensional domain ($N\ge4$), by the $T_s(\alpha\lambda_k)$ method %J Differencialʹnye uravneniâ %D 1970 %P 172-189 %V 6 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1970_6_1_a17/ %G ru %F DE_1970_6_1_a17